Patents by Inventor Stephen G. Maroldo

Stephen G. Maroldo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of preparing organometallic compounds
    Patent number: 8101787
    Abstract: A method of preparing an ultra-pure organometallic compound comprising using a microchannel device and ionic liquid solvent to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: January 24, 2012
    Assignee: Rohm and Haas Company
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Purification process using microchannel devices
    Patent number: 8101048
    Abstract: This invention relates to methods of removing impurities from compounds having similar volatilities to form ultra high purity compounds.
    Type: Grant
    Filed: June 30, 2008
    Date of Patent: January 24, 2012
    Assignee: Rohm and Haas Company
    Inventors: Francis Joseph Lipiecki, Stephen G Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Method of Preparing Organometallic Compounds
    Publication number: 20110172452
    Abstract: A method of preparing an ultra-pure organometallic compound comprising using a microchannel device and ionic liquid solvent to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Application
    Filed: February 5, 2010
    Publication date: July 14, 2011
    Applicant: ROHM AND HAAS COMPANY
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, DEODATTA VINAYAK SHENAI-KHATKHATE, Robert A. Ware
  • Method of preparing organometallic compounds
    Patent number: 7939684
    Abstract: A method of preparing an ultra-pure metal amidinate compound comprising using a microchannel device for synthesis in reacting a metal halide solution with a lithium amidinate solution to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: May 10, 2011
    Assignee: Rohm and Haas Company
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Method of preparing organometallic compounds
    Patent number: 7919638
    Abstract: A method of preparing an ultra-pure metal amidinate compound comprising using a microchannel device for synthesis in reacting a metal halide solution with a lithium amidinate solution to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: April 5, 2011
    Assignee: Rohm and Haas Company
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Method of Preparing Organometallic Compounds
    Publication number: 20100185003
    Abstract: A method of preparing an ultra-pure metal amidinate compound comprising using a microchannel device for synthesis in reacting a metal halide solution with a lithium amidinate solution to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Application
    Filed: February 5, 2010
    Publication date: July 22, 2010
    Applicant: ROHM AND HAAS COMPANY
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Method of Preparing Organometallic Compounds
    Publication number: 20100185002
    Abstract: A method of preparing an ultra-pure metal amidinate compound comprising using a microchannel device for synthesis in reacting a metal halide solution with a lithium amidinate solution to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Application
    Filed: February 5, 2010
    Publication date: July 22, 2010
    Applicant: ROHM AND HAAS COMPANY
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Method of preparing organometallic compounds
    Patent number: 7659414
    Abstract: A method of preparing an ultra-pure organometallic compound comprising using a microchannel device for synthesis in reacting a metal halide with an alkylating agent to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Grant
    Filed: June 30, 2008
    Date of Patent: February 9, 2010
    Assignee: Rohm and Haas Company
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Method of preparing organometallic compounds
    Publication number: 20090023940
    Abstract: A method of preparing an ultra-pure organometallic compound comprising using a microchannel device for synthesis in reacting a metal halide with an alkylating agent to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.
    Type: Application
    Filed: June 30, 2008
    Publication date: January 22, 2009
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Purification process using microchannel devices
    Publication number: 20090020010
    Abstract: This invention relates to methods of removing impurities from compounds having similar volatilities to form ultra high purity compounds.
    Type: Application
    Filed: June 30, 2008
    Publication date: January 22, 2009
    Inventors: Francis Joseph Lipiecki, Stephen G. Maroldo, Deodatta Vinayak Shenai-Khatkhate, Robert A. Ware
  • Carbonaceous adsorbents for prevention of carbon bed fires
    Patent number: 5217505
    Abstract: A process for removing an oxidizable organic compound from an oxidizing gas stream which includes contacting the gas stream with a bed of carbonaceous adsorbent particles, wherein the adsorbent particles comprise porous pyrolyzed particles of a polysulfonated cross-linked synthetic copolymer, to adsorb the oxidizable organic compound on the adsorbent particles.
    Type: Grant
    Filed: September 18, 1992
    Date of Patent: June 8, 1993
    Assignee: Rohm and Haas Company
    Inventors: Stephen G. Maroldo, Mark T. Vandersall
  • High-surface-area compositions
    Patent number: 5137926
    Abstract: Polyaromatic fibers or microbeads which are swollen with solvent and crosslinked while swollen in such a way that the expanded, or macronet, structure of the swollen fiber or microbead is stabilized and retained even after drying exhibit high surface area and significant adsorptive capacity.
    Type: Grant
    Filed: May 8, 1991
    Date of Patent: August 11, 1992
    Assignee: Rohm and Haas Company
    Inventors: Stephen G. Maroldo, Richard M. Kopchik, Eric J. Langenmayr
  • Chromatography column with carbonaceous adsorbents from pyrolyzed polysulfonated polymers
    Patent number: 5104530
    Abstract: Carbonaceous adsorbent particles having multimodal pore size, including micropores and macropores, with improved adsorptive and separative properties, are prepared by partial pyrolysis of polysulfonated macroporous precursor resins, said resins being in turn derived from macroporous poly(vinylaromatic) resins. The particles may be further treated by activating with reactive gases or by functionalization.
    Type: Grant
    Filed: May 4, 1990
    Date of Patent: April 14, 1992
    Inventors: Stephen G. Maroldo, William R. Betz, Noah Borenstein
  • Carbonaceous adsorbents from pyrolyzed polysulfonated polymers
    Patent number: 5094754
    Abstract: Carbonaceous adsorbent particles having multimodal pore size, including micropores and macropores, with improved adsorptive and separative properties, are prepared by partial pyrolysis of polysulfonated macroporous precursor resins, said resins being in turn derived from macroporous poly(vinylaromatic) resins. The particles may be further treated by activating with reactive gases or by functionalization.
    Type: Grant
    Filed: July 15, 1991
    Date of Patent: March 10, 1992
    Assignee: Rohm and Haas Company
    Inventors: Stephen G. Maroldo, William R. Betz, Noah Borenstein
  • High-surface-area fiber
    Patent number: 5037857
    Abstract: Polyaromatic fibers or microbeads which are swollen with solvent and crosslinked while swollen in such a way that the expanded, or macronet, structure of the swollen fiber or microbead is stabilized and retained even after drying exhibit high surface area and significant adsorptive capacity.
    Type: Grant
    Filed: August 28, 1989
    Date of Patent: August 6, 1991
    Assignee: Rohm and Haas Company
    Inventors: Stephen G. Maroldo, Richard M. Kopchik, Eric J. Langenmayr
  • Carbonaceous adsorbents from pyrolyzed polysulfonated polymers
    Patent number: 4957897
    Abstract: Carbonaceous adsorbent particles having multimodal pore size, including micropores and macropores, with improved adsorptive and separative properties, are prepared by partial pyrolysis of polysulfonated macroporous precursor resins, said resins being in turn derived from macroporous poly(vinylaromatic) resins. The particles may be further treated by activating with reactive gases or by functionalization.
    Type: Grant
    Filed: February 7, 1989
    Date of Patent: September 18, 1990
    Assignee: Rohm and Haas Company
    Inventors: Stephen G. Maroldo, William R. Betz, Noah Borenstein
  • Carbonaceous adsorbents from pyrolyzed polysulfonated polymers
    Patent number: 4839331
    Abstract: Carbonaceous adsorbent particles having multimodal pore size, including micropores and macropores, with improved adsorptive and separative properties, are prepared by partial pyrolysis of polysulfonated macroporous precursor resins, said resins being in turn derived from macroporous poly(vinylaromatic) resins. The particles may be further treated by activating with reactive gases or by functionalization.
    Type: Grant
    Filed: January 29, 1988
    Date of Patent: June 13, 1989
    Assignee: Rohm and Haas Company
    Inventors: Stephen G. Maroldo, William R. Betz, Noah Borenstein